1915 05 19.02   6.41  12.71 
1915 06 24.54   6.65  15.59 
1915 07 28.04   9.97  19.01 
1915 08 32.75  11.47  22.11 
1915 09 22.96   4.78  13.87 
1915 10 16.84   2.28   9.56 
1915 11  4.48  -3.37    .55 
1915 12  1.15  -6.21  -2.53 
1916 01 -5.51 -14.46  -9.98 
1916 02  2.94  -5.55  -1.30 
1916 03  9.74  -1.69   4.02 
1916 04 16.36   1.75   9.05 
1916 05 18.04   3.83  10.94 
1916 06 23.05   6.98  15.01 
1916 07 27.36   8.84  18.10 
1916 08 30.10   9.16  19.63 
1916 09 25.05   6.15  15.60 
1916 10 16.77  -1.15   7.81 
1916 11  4.94  -6.17   -.61 
1916 12 -3.07 -11.59  -7.33 
1917 01  -.54 -10.03  -5.28 
1917 02  1.59  -6.80  -2.60 
1917 03  5.98  -6.40   -.21 
1917 04 12.43    .46   6.44 
1917 05 19.59   4.52  12.05 
1917 06 23.63   5.94  14.78 
1917 07 32.04   9.14  20.59 
1917 08 32.05   9.39  20.72 
1917 09 18.12   7.08  12.60 
1917 10 10.89    .96   5.92 
1917 11  4.77   -.26   2.25 
1917 12   .19  -4.90  -2.35 
1918 01  -.27  -5.93  -3.10 
1918 02   .64  -9.00  -4.17 
1918 03  7.65  -1.02   3.31 
1918 04 15.48   -.29   7.59 
1918 05 16.62   2.11   9.37 
1918 06 25.57   8.47  17.02 
1918 07 26.75  10.89  18.82 
1918 08 22.49   8.51  15.50 
1918 09 22.04   7.60  14.82 
1918 10 11.51   3.65   7.58 
1918 11  3.04  -2.87    . 8 
1918 12   .-9  -5.40  -2.74 
1919 01  -.55  -6.59  -3.57 
1919 02   .42  -5.64  -2.61 
1919 03  6.24  -3.05   1.59 
1919 04 14.04   1.04   7.54 
1919 05 15.65   3.39   9.51 
1919 06 22.45   4.52  13.48 
1919 07 31.56   9.70  20.63 
1919 08 31.32   9.50  20.41 
1919 09 24.26   5.70  14.98 
1919 10 15.17  -2.08   6.54 
1919 11  5.69  -4.23    .72 
1919 12   .-1 -10.25  -5.13 
1920 01  1.04  -8.60  -3.77 
1920 02  6.07  -6.13    .-2 
1920 03 11.17  -2.92   4.12 
1920 04 13.79   -.84   6.47 
1920 05 20.00   2.09  11.05 
1920 06 28.32   5.66  16.99 
1920 07 35.88   7.47  21.67 
1920 08 34.41   8.28  21.34 
1921 01  2.32  -9.02  -3.35 
1921 02  8.27  -2.91   2.68 
